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The Development Of An Instrument For The Assessment Of Obesity-Related Cognitions, David E. Christian
The Development Of An Instrument For The Assessment Of Obesity-Related Cognitions, David E. Christian
All Graduate Theses and Dissertations, Spring 1920 to Summer 2023
This dissertation involved the design and validation of the Obesity Cognitions Inventory (OCI) which was intended to quantify cognitions associated with obesity. An initial pool of 117 items was refined through expert ratings, a pilot test involving 59 subjects, and a major test and validation using 217 subjects.
The resulting 56-item instrument contains scales measuring five types of cognitions: Personal Control, Dietary Restraint, Cost-Benefit Beliefs, Health Knowledge, and Self-Concept. Test-retest reliabilities for these scales range from .69 to .83 and Cronbach alphas range from .57 to .82. Concurrent criterion validity of the OCI was assessed through two methods (a) correlations …